{"id":"CVE-2020-10199","kind":"vulnerability","aliases":["CVE-2020-10199"],"related":[],"title":"Sonatype Nexus Repository: Sonatype Nexus Repository Remote Code Execution Vulnerability","description":"Sonatype Nexus Repository contains an unspecified vulnerability that allows for remote code execution.\n\nCISA required action: Apply updates per vendor instructions.","summary":"Sonatype Nexus Repository has an unspecified flaw that allows remote code execution. CISA lists it as actively exploited in the wild, and the EPSS exploitation probability is 0.991.","severity":"critical","cvss":9.0,"epss":0.99064,"exploited":true,"exploited_at":"2021-11-03T00:00:00+00:00","products":[{"name":"Sonatype Nexus Repository","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["exploited","java","nexus-repository","package","self-hosted"],"not_affected_if":["managed-hosting"],"how_to_check":null,"fix":"Apply updates per vendor instructions (CISA required action); the fixed version is not stated in the sources.","status":"open","published_at":"2020-04-01T19:15:14+00:00","first_seen_at":"2026-10-23T19:11:53+00:00","triaged_at":"2026-10-23T21:41:39+00:00","updated_at":"2026-10-23T21:57:34+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-23T21:41:39Z","model":"claude-haiku-5-5","output":{"fix":"Apply updates per vendor instructions (CISA required action); the fixed version is not stated in the sources.","reach":"internet","impact":"high","summary":"Sonatype Nexus Repository has an unspecified flaw that allows remote code execution. CISA lists it as actively exploited in the wild, and the EPSS exploitation probability is 0.991.","category":"package","who_cares":["nexus-repository","self-hosted","java"],"confidence":0.6,"needs_auth":"unknown","worst_case":"Attacker runs code on the Nexus server remotely.","analyst_note":"Find the vendor advisory and fixed version for CVE-2020-10199 and whether authentication is required; check the CISA KEV entry for due date and the Sonatype security bulletin.","how_to_check":"unknown","needs_analyst":true,"not_affected_if":["managed-hosting"],"user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"critical"},"cost_usd":0.000453,"input_tokens":2824,"output_tokens":341,"severity_before":"unknown"},"analyst_status":"queued","analyst_note":"Find the vendor advisory and fixed version for CVE-2020-10199 and whether authentication is required; check the CISA KEV entry for due date and the Sonatype security bulletin.","search":"'-10199':13A,16A '-2020':12A,15A '0.991':56B 'action':72C 'activ':45B 'allow':37B,65C 'appli':73C 'cisa':41B,70C 'code':8A,39B,68C 'contain':60C 'cve':11A,14A 'epss':52B 'execut':9A,40B,69C 'exploit':20B,46B,53B 'flaw':35B 'host':28B 'instruct':77C 'java':21B 'list':42B 'nexus':2A,5A,18A,23B,30B,58C 'nexus-repositori':22B 'packag':25B 'per':75C 'probabl':54B 'remot':7A,38B,67C 'repositori':3A,6A,24B,31B,59C 'repository':19A 'requir':71C 'self':27B 'self-host':26B 'sonatyp':1A,4A,29B,57C 'sonatype':17A 'unspecifi':34B,62C 'updat':74C 'vendor':76C 'vulner':10A,63C 'wild':49B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2020-04-01T19:15:14+00:00","kev":{"dateAdded":"2021-11-03","dueDate":"2022-05-03","requiredAction":"Apply updates per vendor instructions.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvss_by":"nvd@nist.gov","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2020-10199","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2020-10199","severity":null,"published_at":"2021-11-03T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:53+00:00","fetched_at":"2026-10-25T10:39:08+00:00","note":null},{"source":"epss","external_id":"CVE-2020-10199","url":"https://api.first.org/data/v1/epss?cve=CVE-2020-10199","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-23T19:13:43+00:00","fetched_at":"2026-10-23T19:13:43+00:00","note":null},{"source":"nvd","external_id":"CVE-2020-10199","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-10199","severity":null,"published_at":"2020-04-01T19:15:14+00:00","modified_at":"2026-06-17T02:47:28+00:00","first_seen_at":"2026-10-23T21:57:34+00:00","fetched_at":"2026-10-23T21:57:34+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}